Donald R. Coffey

📍 Glendale, AZ: #508 of 996 inventorsTop 55%

🗺 Arizona: #18,403 of 32,909 inventorsTop 60%

Overall (All Time): #3,850,700 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5114369	Water skier's safety system	—	1992-05-19